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Madrid Iowa 20090329 SignPhoto: Ashton B Crew · CC BY 3.0
The Madrid handbook

Living in Madrid, IA: what to set up and who to call

Tap water in most of Madrid comes from Xenia RWD (Madrid), which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result of 0.5 ppb. For home internet, most of Madrid can choose between Kinetic and Huxley Communications Cooperative.

I’m new in town

What to set up in Madrid, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Madrid.

Electricity

Power comes from Interstate Power and Light

Interstate Power and Light (Interstate Power and Light Co), an investor-owned utility, serves all of Madrid. Its homes paid an average of 17.8¢ per kWh in 2025, about $131 a month (its average across Iowa).

Start or move service: alliantenergy.com · (319) 786-4411

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Drinking water · reported to EPA

Water comes from Xenia RWD (Madrid)

Xenia RWD (Madrid) supplies Madrid: about 50% of residents live in its service area. About 50% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys ground water influenced by surface water (EPA lists Madrid Water Department as seller) and serves 1,635 people in all.

No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.

Lead, 90th percentile0.5 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 0.5 ppb, below the 15 ppb action level that applied. That’s lower than 60% of similar systems’ latest results.

The system’s full record: EPA ECHO report

EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0. Violations are counted by the start of their compliance period. IA0848701.

Internet

6 home internet providers serve Madrid

99% of 1,166 addresses can get 100/20 Mbps; 84% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
KineticDSL, Fixed wireless, Fiber92%200/20
Huxley Communications CooperativeFiber84%1,000/1,000
Mediacom XtreamCable, Fiber22%1,000/50
VerizonFixed wireless90%300/20
T-MobileFixed wireless75%100/20
Rise BroadbandFixed wireless62%25/5

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Madrid’s trash rules yet

Pickup rules, the dump and recycling in Madrid.

Schools

Where your child goes to school

Public school districts and the school path by grade.

Madrid kids go to
K–5Madrid Elementary SchoolMadrid Community School District
6–8Madrid Junior High SchoolMadrid Community School District
9–12Madrid High SchoolMadrid Community School District

Madrid is in Madrid Community School District.

C+School gradeSee Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

Town hall and registering to vote

Who to call, and how to register.

Election office: FVAP local election office directory, updated Nov 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.

ZIP codes & area codes

Madrid is in ZIP code 50156

ZIP codes where Madrid residents live, with the share of the town in each.

ZIPPost office nameShare of MadridZIP’s residents in Madrid
50156Madrid, IA100%60%
Area code515Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

Getting around, the ER and the library

One line each; the subject pages have the rest.

ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.

Questions about living in Madrid

Who supplies Madrid’s drinking water, and has it had violations?

Xenia RWD (Madrid) (EPA ID IA0848701). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 0.5 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.

Who provides electricity in Madrid?

Interstate Power and Light (Interstate Power and Light Co), an investor-owned utility. Its homes paid about 17.8¢ per kWh in 2025 (EIA).

What internet providers serve Madrid?

Kinetic, Huxley Communications Cooperative, Mediacom Xtream, Verizon, T-Mobile, Rise Broadband (FCC, as of December 2025).

What ZIP codes are in Madrid?

50156. Census 2020 ZIP Code Tabulation Areas.

What school district is Madrid in?

Madrid Community School District.

How do I register to vote in Madrid?

In Iowa you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before). Elections here are run by the Boone County Auditor. Check your registration at sos.iowa.gov.

Sources & dates

Every answer above names its source. Here they are with their dates.

  • Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
  • Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
  • Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
  • ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
  • Schools: NCES Common Core of Data, 2024–25.
  • Registration: vote.gov, updated Nov 18, 2024 (read Oct 10, 2026). Official sites and area codes: Wikidata.
  • Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
  • Internet: FCC National Broadband Map, as of December 2025.